"It was actually a total surprise to find the satellites in that configuration and we still don’t fully understand why they appear that way." ...

A Swarm of Dwarf Galaxies Buzz Around Our Milky Way's Twin Imagine the Milky Way and Andromeda as two massive aircraft ...

One of the great places to look for dwarf galaxies is the halo of the Andromeda galaxy (also known as Messier 31, or M31 for short), due to its relative proximity. UNIONS is so far the deepest ...

A Hubble Space Telescope study takes a close look at the dwarf galaxies surrounding Andromeda. Credit: NASA / ESA / J. Dalcanton / B.F. Williams / L.C. Johnson / PHAT team / R. Gendler Surrounding ...

Andromeda, could change how we think about cosmic evolution. That's because dwarf galaxies this small should have been destroyed in the hotter and denser conditions of the early universe.

A discovery made by a team led by researchers at the University of Michigan tugs at the seams of some key cosmic lessons we ...

NASA's Hubble Space Telescope has uncovered 36 new dwarf galaxies around Andromeda and ongoing star formation within them, contradicting previous theories. They appear to undergo unique evolution ...

Dozens of dwarf galaxies swarming around the Andromeda Galaxy like bees have been caught on camera by the Hubble Space Telescope, which took more than a thousand orbits of the Earth to take enough ...